Continuity mistake: When Peter walks into the dry cleaners the door sensors go off, and as Peter leans down to wave his hand in front of a sensor, all the buttons on his shirt switch to the opposite side, then revert back. (00:02:15)
Continuity mistake: When Mr. Washee Washee walks into the bedroom while pointing a gun at Peter, the buttons on Mr. Washee Washee's shirt keep switching to the opposite side in following shots. (00:05:15)
Continuity mistake: When Mr Washee Washee discovers Peter in his bedroom, Peter's glasses are missing when he says the line, "it seems we're at an impasse", but instantly reappear at the start of the next line, "how do you propose we settle this?"
Continuity mistake: As Peter pulls up outside the laundrette, there are parked cars visible on the other side of the road. In the next shot, as Peter is exiting his car, the cars have disappeared.
Continuity mistake: When Lois starts moving Stewie's crib, there's a crescent moon on the headboard with its points facing the left, but in the following shots the crescent moon is facing the opposite way. (00:01:40)
Continuity mistake: When Carol's taxi stops in front of the house Lois rushes out to welcome her sister, and in the first shot the semaphore flag is attached to the curbside mailbox with its "L" shape facing the ground, but in the next shot as Quagmire shows up, the flag is now attached to the mailbox the opposite way. (00:02:35)
Continuity mistake: When Mayor West and Carol are walking on the beach, the buttons on West's suit switch to the opposite side, and this occurs again in later scenes. When Carol and West get engaged, the buttons on Lois' blouse switch sides as well. When Carol's ex-husband, Randall, gives Peter the bag of fish, Randall's buttons also switch from the left to right between shots. (00:06:30)
Continuity mistake: Peter states at one point he had no brother or sister and only had a bro-ster. But in the earlier episode "Mother Tucker", it was revealed Peter had a twin brother called Thaddeus Griffin.
Continuity mistake: When Brian and Stewie arrive in Leonardo's atelier we know that they are in Florence for two reasons: because of history and because we see Palazzo Vecchio (which is in Piazza della Signoria, in Florence) outside the window. Then when Stewie and Bertram are fighting with Leonardo's flying machine the city of Florence is wrongly represented as if it was Venice, with the see, the lagoon and the canals.
Continuity mistake: While Lois is in the Paris hotel suite packing her suitcase there are two doors behind her, and Bonnie opens one of those doors. The other door has its door knob on the left side of the door, but when Lois walks over and opens that other door to reveal Joe, its door knob is now at the right side of the door. (00:18:00)
Continuity mistake: At the start, while Peter and the kids are watching TV, the buttons on Peter's shirt are on his left side, but in Peter's closeup the buttons switch to his right side, where they usually are. The switching happens again in following shots.
Episode VI: It's a Trap - S9-E18
Continuity mistake: In S8xE20, "Something, Something, Something, Dark Side," when Han was frozen in carbonite he was smiling with head turned toward his right side, but in this episode, after Jabba watches Luke's message, Han's carbonite is hanging on the wall and now Han is smiling with his head turned toward his left side. (00:05:10)
Episode VI: It's a Trap - S9-E18
Continuity mistake: When Leia frees Han, the buttons she pushes to free him change repeatedly.
Episode VI: It's a Trap - S9-E18
Continuity mistake: Luke's handcuffs disappear when he almost falls into the pit.
Episode VI: It's a Trap - S9-E18
Continuity mistake: When C-3PO says "Oh My God!", there's a Greedo-like alien on the stairs, but when R2 plays the message about Luke, the alien is no longer there.
Continuity mistake: Near the end of the episode, Joe and Quagmire are shown sitting at a booth inside the bar with Joe pulled up to the corner of the booth. As Peter apologizes to them, Joe is no longer seen next to him. As Peter takes Quagmire's check, a part of Joe is seen sitting in the next booth. In the shot after, he disappears again for the rest of the scene.
Seahorse Seashell Party - S10-E2
Continuity mistake: Brian cuts his entire ear off. The top of his ear reappears a few shots later.
Screams of Silence: The Story of Brenda Q - S10-E3
Continuity mistake: When Lois and Brenda are out eating, Lois closes her menu when the waiter comes by. But the next shot of her menu it's open when we don't see her touch it.
Screams of Silence: The Story of Brenda Q - S10-E3
Continuity mistake: When Brenda arrives at her intervention, she sits down and puts her purse on the floor. It disappears for the rest of the scene.
Screams of Silence: The Story of Brenda Q - S10-E3
Continuity mistake: Throughout the entire intervention scene you can see Brenda's hands. After her boyfriend starts talking he says they are getting married. Brenda holds up her hand to show her ring and suddenly there's a splint on her finger.
